TB-025 New Wireless Red Laser Pointer

New red ;aser pointer, wireless presenter, page un and down presenter. Wireless presenter with redd laser Function:usb memory+red laser pointer+ and paged turning 1. Perfect for astronomy, Presentation, Tutorial and Offive Meeting use for PPT 2. Bright red laser pointers, 3. Utilizing the latest technology in red laser 4. Case material: plsatic 5. Solid, heavy duty construction 6. Dimesion: 162*13.5**13.5mm 7. Power : 1x AAA Batteries, 8. control distance: 10 15m 9. red laser range:200 300m 10. wave length: 650m 11. 5mm beam diameter at 2m distance 12. Constant wave output (as opposed to pulse output) 13. Operating lifetime: 3000 to 5000 hours 14. Operation temperature: 200 C—300 C 15. Storage temperature: -100 C—500 C 16. Warning: Avoid derect eye exposure